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Blue Machine review: Earth's ocean as a giant engine

Helen Czerski's fascinating new book casts the ocean as an extraordinary giant engine, and helps us grasp its complex physics and its key role in climate change

By Graham Lawton

31 May 2023

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We often don’t appreciate the ocean’s effect on the workings of our planet

Natalie Fobes/Getty Images

Blue Machine: How the ocean shapes our world
Helen Czerski (Torva)

WHEN you stand next to the ocean, it is easy to forget that it is connected to every other bit of blue on the planet. If you were so inclined, you could sail from your nearest port through every sea and ocean on Earth without ever making landfall. As ocean physicist Helen Czerski reminds us in her fascinating book, Blue Machine, the ocean is …

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